Updated via automated Google Drive sync from TM-20260915-008-CSIR-NPL-HYDROGEN-MASER-GTE.docx
Update History
Bid Submission Deadline Extended
Issued: 18/9/2026• New Deadline: 18/10/2026
Bid Submission Deadline Extended
Issued: 18/9/2026• New Deadline: 18/10/2026
Bid Submission Deadline Extended
Issued: 18/9/2026• New Deadline: 18/10/2026
GOVERNMENT TENDEROpen OpportunityGoods & ServicesOpen Tender
Tender ID:14-VII/MPO(3062-GTE)25PB/T-45
CSIR•Government / PSU•Time & Frequency Metrology Division / PIC
The CSIR - National Physical Laboratory (CSIR-NPL), the National Metrology Institute (NMI) of India and custodian of Indian Standard Time (IST), issued a major Global Tender Enquiry (GTE) under Reference Number 14-VII/MPO(3062-GTE)25PB/T-45 on 08 September 2026 for the supply, precision installation, and metrological calibration of an Active Hydrogen Maser system accompanied by a high-stability Environmental Isolation Chamber.
All India•Category: General Procurement•Last Verified: 19 September 2026 at 12:01 am IST
The CSIR - National Physical Laboratory (CSIR-NPL), the National Metrology Institute (NMI) of India and custodian of Indian Standard Time (IST), issued a major Global Tender Enquiry (GTE) under Reference Number 14-VII/MPO(3062-GTE)25PB/T-45 on 08 September 2026 for the supply, precision installation, and metrological calibration of an Active Hydrogen Maser system accompanied by a high-stability Environmental Isolation Chamber.
QUICK TENDER OVERVIEW
Field
Details
Equipment Subject
Active Hydrogen Maser with Environmental Chamber
Authoritative Verified Tender Specifications
12 Verified Parameters
Tender Reference
14-VII/MPO(3062-GTE)25PB/T-45
Tender Type
Global Tender Enquiry (GTE)
Issuing Institute
CSIR - National Physical Laboratory (NPL)
Department
Time and Frequency Metrology Division
Location
Dr. K.S. Krishnan Marg, New Delhi
Category
Quantum Standards, Atomic Clocks & Metrology
Submission Deadline
22 October 2026, 03:00 PM IST
Bid Opening Date
23 October 2026, 03:00 PM IST
Status
Open / International Bidding Active
ABOUT THE TENDER
Active Hydrogen Masers provide short-to-medium-term frequency stability among all commercial and scientific atomic frequency references. This system directly bolsters India's Primary Time Scale (PTS), deep-space navigation synchronization for ISRO, and atomic time generation for the international UTC bureau (BIPM).
SCOPE OF WORK
Supply of an ultra-stable active hydrogen atomic maser, precision temperature-and-magnetic shielded environmental chamber, low phase-noise distribution amplifiers, automated cavity auto-tuning, remote telemetry interfaces, and on-site metrology commissioning.
WHO CAN APPLY?
Global manufacturers of active hydrogen masers, specialized atomic clock producers, and accredited Indian scientific technology representatives.
ELIGIBILITY REQUIREMENTS
1
Proven OEM track record of supplying active hydrogen masers to recognized National Metrology Institutes (NMIs) or space agencies (NASA, ESA, ISRO).2. Allan deviation (frequency stability) achieving documented benchmarks of better than 1.5 x 10^-13 at 1 second and 1.5 x 10^-15 at 1 day.3. Environmental chamber maintaining temperature stability within +/- 0.05 deg C.4. Comprehensive local technical support and servicing infrastructure in India.
FINANCIAL REQUIREMENTS
1
International bidding permitted in major foreign currencies (USD, EUR, CHF, JPY) or INR with customs duty exemption benefits under DSIR norms.2. Milestone disbursements upon factory inspection, laboratory installation, and 30-day continuous frequency stability proof testing.
TECHNICAL REQUIREMENTS
1
State-of-the-art hydrogen dissociator life exceeding 15 years.2. Multi-layer magnetic shielding and low phase-noise 5 MHz / 10 MHz / 100 MHz RF outputs.
DOCUMENTS REQUIRED
OEM Global Registration and Quality Certifications
Documented list of installations at leading NMIs worldwide with contact details
Allan deviation test certificates from certified international metrology labs
Detailed technical drawing and power consumption profile of the environmental chamber
Warranty, spare parts availability commitment, and Indian service agreement
IMPORTANT DATES
Event / Milestone
Date & Timeline
GTE Publication Date
08 September 2026
Authoritative Verified Tender Specifications
2 Verified Parameters
Bid Submission Deadline
22 October 2026, 03:00 PM IST
Technical Bid Opening
23 October 2026, 03:00 PM IST
HOW TO PARTICIPATE
1
Access the CPPP ePublishing portal or CSIR-NPL website.2. Search Reference: 14-VII/MPO(3062-GTE)25PB/T-45.3. Download GTE bid instructions and frequency stability benchmarks.4. Assemble technical proposals including Allan deviation graphs and environmental chamber engineering.5. Upload encrypted bids before 22 October 2026, 03:00 PM IST.
OFFICIAL LINKS
CSIR-NPL Official Website: https://www.nplindia.in
CONTACT INFORMATION
Authority: Head, Purchase & Stores Section (PIC)Institute: CSIR - National Physical LaboratoryAddress: Dr. K.S. Krishnan Marg, Pusa, New Delhi - 110012, IndiaOfficial Portal: https://www.nplindia.in
IMPORTANT TERMS & CONDITIONS
Final acceptance requires 30 days of continuous operation without frequency excursions or cavity tuning anomalies inside the NPL Time Scale lab.
TENDERMAN ANALYSIS
TenderMan Analysis: A high-prestige scientific equipment contract. Active hydrogen masers represent multi-crore instrumentation with very few global manufacturers (such as T4Science, Vremya-CH, or Microchip). Winning vendors secure sustained multi-year calibration and maintenance agreements.
FREQUENTLY ASKED QUESTIONS (FAQ)
Q: What is the submission deadline?A: 22 October 2026 at 03:00 PM IST.
Q: Why is an environmental chamber required?A: To isolate the active hydrogen maser from ambient temperature shifts and external magnetic field variations.
Q:
Contract Duration:Supply, installation, calibration, and 5-Year support
Eligibility & Technical Requirements
Who Can Participate? (Eligibility Criteria)
Officially Specified Conditions
Bidder must possess required technical capacity and statutory compliance.
Mandatory Submission Documents
Documents Required Checklist
Dynamic list compiled from tender specifications. Ensure documents are valid and notarized where required.
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Technical ProposalCategory: Technical
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Financial BOQCategory: Financial
Participation & Submission Guidelines
1. Download official tender document from source portal.
2. Submit bid envelopes in accordance with specified deadlines.
3. Retain submission receipt for bid opening.
Important Dates
Published Date:8 Sept 2026
Submission Deadline:19 Oct 2026
Official Verification Status
This tender dossier was ingested directly from verified procurement records. Verified on: 19 September 2026 at 12:01 am IST.
Independent Platform Notice: TenderMan is not affiliated with the Government of India or the tendering organization. Always inspect the official tender document directly on the source portal before preparing your bid or making financial deposits.
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